/*
 *             Copyright (C) 2024 Steve Jrong
 * 
 * 	   GitHub Homepage: https://www.github.com/SteveJrong
 *      Gitee Homepage: https://gitee.com/stevejrong1024
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *        https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.stevejrong.waiter.common.component.util;

import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;

import lombok.NoArgsConstructor;
import reactor.core.publisher.Mono;

/**
 * 工具类 - 随机数
 * 
 * @author Steve Jrong
 * @since 1.0
 */
@NoArgsConstructor
public final class RandomUtil {

	/**
	 * 生成伪随机数
	 * 
	 * @param minValue 生成随机数的最小值
	 * @param maxValue 生成随机数的最大值
	 * @return 在最小值（包含）和最大值（包含）范围内的伪随机数
	 */
	public static Mono<Integer> generateRandomValue(int minValue, int maxValue) {
		return Mono.create(sink -> {
			int randomValue = 0;
			while (randomValue < minValue) {
				randomValue = new SecureRandom().nextInt(maxValue + 1);
			}
			
			sink.success(randomValue);
		});
	}
}
